FileCopier.GetMatches() returns an error message that contains missin…

…g path (#22)

Signed-off-by: Dmitri Dolguikh <[email protected]>

changelog/v0.1.1/better-error-message.yaml

@@ -0,0 +1,5 @@
+changelog:
+  - type: NON_USER_FACING
+    issueLink: 
+    resolvesIssue: false
+    description: FileCopier.GetMatches() returns an error message that contains missing path now.  

pkg/manager/common.go

@@ -16,8 +16,8 @@ import (
 )
 
 /*
-	This interface is used to abstract away the methods which require ENV vars or other
-	system things. This is mostly for unit testing purposes.
+This interface is used to abstract away the methods which require ENV vars or other
+system things. This is mostly for unit testing purposes.
 */
 type FileCopier interface {
 	Copy(src, dst string) (int64, error)
@@ -37,7 +37,7 @@ func (c *copier) GetMatches(copyPat []string, dir string) ([]string, error) {
 	for _, pat := range copyPat {
 		matches, err := zglob.Glob(filepath.Join(dir, pat))
 		if err != nil {
-			return nil, eris.Wrapf(err, "Error! glob match failure")
+			return nil, eris.Wrapf(err, "Error! glob match failure for path: %s", filepath.Join(dir, pat))
 		}
 		// Filter out all matches which contain a vendor folder, those are leftovers from a previous run.
 		// Might be worth clearing the vendor folder before every run.